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  <h1 class="topictitle1">Step 1: Enabling the NFSv4.1 Service (Applicable to Some Models)</h1>
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   <p>Before performing backup operations, you must enable the NFSv4.1 service. Otherwise, the backup will fail.</p>
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    <h4 class="sectiontitle">Procedure</h4>
    <ol>
     <li><span>Log in to DeviceManager. For details, see <a href="en-us_topic_0000002164645408.html">Logging In to DeviceManager</a>.</span></li>
     <li><span>Choose <strong>Settings</strong> &gt; <strong>Share Settings</strong>.</span></li>
     <li><span>In the <strong>Account</strong> drop-down list, select the vStore for which you want to enable the NFSv4.1 service.</span></li>
     <li><span>Click the <strong>NFS Service</strong> tab and click <strong>Modify</strong>.</span></li>
     <li><span>Select <strong>Enable</strong> next to <strong>NFSv4.1 Service</strong>.</span></li>
     <li><span>Click <strong>Save</strong>. A <strong>Danger</strong> dialog box is displayed.</span><p></p><p>Confirm the information in the dialog box and select <strong>I have read and understand the consequences associated with performing this operation</strong>.</p> <p></p></li>
     <li><span>Click <strong>OK</strong>.</span></li>
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     <strong>Parent topic:</strong> <a href="en-us_topic_0000002200131685.html">Backing Up OceanBase</a>
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